Fix promise propagation during command execution
Fix promise propagation during command execution

garris/BackstopJS,mirzazeyrek/BackstopJS,cookchristopher/BackstopJS,cookchristopher/BackstopJS,mirzazeyrek/BackstopJS,garris/BackstopJS,klausbayrhammer/BackstopJS,garris/BackstopJS,klausbayrhammer/BackstopJS